Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Ammoniojarosite

Big Photo

Anna Mine, Alsdorf, Aachen, North Rhine-Westphalia, Germany
© Elmar Lackner

Formula:
(NH
 
4
)Fe
3+
3
[(OH)
 
3
|SO
 
4
]
 
2
System:TrigonalColour:Light yellow; light ...
Hardness:3½ - 4½
Name:In allusion to its composition containing dominant AMMONIa, and its relationship to JAROSITE.


Alunite Group, Jarosite subgroup.

Classification of Ammoniojarosite

IMA status:Approved
Strunz 8th edition ID:6/B.11-70
Nickel-Strunz 10th (pending) edition ID:7.BC.10

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
C : With medium-sized and large cations
Dana 8th edition ID:30.2.5.4

30 : ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
2 : (AB)2(XO4)Zq
Hey's CIM Ref.:25.11.14

25 : Sulphates
11 : Sulphates of Fe and other metals
mindat.org URL:http://www.mindat.org/min-205.html
Please feel free to link to this page.

Type Occurrence of Ammoniojarosite

Type Locality:Kaibab fault, Kane Co., Utah, USA
Year of Discovery:1927

Physical Properties of Ammoniojarosite

Lustre:Waxy, Dull, Earthy
Colour:Light yellow; light yellow to nearly colourless in transmitted light.
Hardness (Mohs):3½ - 4½

Crystallography of Ammoniojarosite

Crystal System:Trigonal
Class (H-M):3m - Ditrigonal Pyramidal
Space Group:R3m
Cell Parameters:a = 7.32Å, c = 17.5Å
Ratio:a:c = 1 : 2.391
Unit Cell Volume:V 812.07 ų (Calculated from Unit Cell)
Morphology:Small lumps and irregular flattened nodules comprised of microscopic tabulr grains with hexagonal outlines at times.

Optical Data of Ammoniojarosite

Type:Uniaxial (-)
RI values: nω = 1.800 nε = 1.750
Maximum Birefringence:δ = 0.050

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Very High

Chemical Properties of Ammoniojarosite

Formula:
(NH
 
4
)Fe
3+
3
[(OH)
 
3
|SO
 
4
]
 
2
Essential elements:Fe, H, N, O, S
All elements listed in formula:Fe, H, N, O, S

Relationship of Ammoniojarosite to other Species

Member of Group:
Jarosite Subgroup:
Related Minerals - Nickel-Strunz Grouping):

- +
7.BC.05D'Ansite
Na
 
21
Mg(SO
 
4
)
 
10
Cl
 
3
7.BC.10Alunite
KAl
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Ammonioalunite
(NH
 
4
)Al
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Argentojarosite
AgFe
3+
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Beaverite
Pb(Fe
3+
 
,Cu,Al)
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Dorallcharite
(Tl,K)Fe
3+
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Huangite
CaAl
 
6
[(OH)
 
3
|SO
 
4
]
 
4
7.BC.10Hydroniumjarosite
(H
 
3
O)Fe
3+
3
(SO
 
4
)
 
2
(OH)
 
6
7.BC.10Jarosite
KFe
3+
 
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Minamiite
(Na,Ca
 
0.5
,K)Al
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Natroalunite
(Na,K)Al
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Natrojarosite
NaFe
 
3
[(OH)
 
3
|SO
 
4
]
 
2
7.BC.10Osarizawaite
Pb(Al,Cu)
 
3
[(OH,H
 
2
O)
 
3
|SO
 
4
]
 
2
7.BC.10Plumbojarosite
PbFe
3+
6
[(OH)
 
3
|SO
 
4
]
 
4
7.BC.10Schlossmacherite
(H
 
3
O,Ca)Al
 
3
[(OH)
 
6
|(SO
 
4
,AsO
 
4
)
 
2
]
7.BC.10Walthierite
BaAl
 
6
[(OH)
 
3
|SO
 
4
]
 
4
7.BC.15Ye'elimite
Ca
 
4
Al
 
6
[O
 
12
|SO
 
4
]
7.BC.20Atlasovite
K(BiO)Cu
 
6
Fe
3+
 
[Cl|O
 
3
|(SO
 
4
)
 
5
]
7.BC.20Nabokoite
KCu
 
7
Te
4+
 
[Cl|O
 
4
|(SO
 
4
)
 
5
]
7.BC.25Chlorothionite
K
 
2
Cu[Cl
 
2
|SO
 
4
]
7.BC.30Euchlorine
KNaCu
 
3
[O|(SO
 
4
)
 
3
]
7.BC.30Fedotovite
K
 
2
Cu
 
3
[O|(SO
 
4
)
 
3
]
7.BC.35Kamchatkite
KCu
 
3
[O|Cl|(SO
 
4
)
 
2
]
7.BC.40Piypite
K
 
2
Cu
 
2
[O|(SO
 
4
)
 
2
]
7.BC.45Klyuchevskite
K
 
3
Cu
 
3
(Fe
3+
 
,Al)[O|(SO
 
4
)
 
2
]
 
2
7.BC.45Alumoklyuchevskite
K
 
3
Cu
 
3
(Al,Fe
3+
 
)[O|(SO
 
4
)
 
2
]
 
2
7.BC.50Caledonite
Cu
 
2
Pb
 
5
[(OH)
 
6
|CO
 
3
|(SO
 
4
)
 
3
]
7.BC.55Wherryite
Pb
 
7
Cu
 
2
(SO
 
4
)
 
4
(SiO
 
4
)
 
2
(OH)
 
2
7.BC.60Mammothite
Pb
 
6
Cu
 
4
AlSb[(OH)
 
9
|Cl
 
2
|SO
 
4
]
 
2
7.BC.65Linarite
PbCu[(OH)
 
2
|SO
 
4
]
7.BC.65Schmiederite
Pb
 
2
Cu
 
2
[(OH)
 
4
|SeO
 
3
|SeO
 
4
]
7.BC.65Munakataite
Pb
 
2
Cu
 
2
(Se
4+
 
O
 
3
)(SO
 
4
)(OH)
 
4
7.BC.70Chenite
Pb
 
4
Cu[(OH)
 
3
|SO
 
4
]
 
2
7.BC.75Krivovichevite
Pb
 
3
[Al(OH)
 
6
](SO
 
4
)(OH)
7.BC.80Anhydrokainite
KMgClSO
 
4
Related Minerals - Hey's Index Grouping:

- +
25.11.1Natrojarosite
NaFe
 
3
[(OH)
 
3
|SO
 
4
]
 
2
25.11.2Sideronatrite
Na
 
2
Fe(SO
 
4
)
 
2
OH·3H
 
2
O
25.11.3Metasideronatrite
Na
 
4
Fe
 
2
(SO
 
4
)
 
4
(OH)
 
2
·2H
 
2
O
25.11.4Ferrinatrite
Na
 
3
Fe(SO
 
4
)
 
3
·3H
 
2
O
25.11.5Amarillite
NaFe(SO
 
4
)
 
2
·6H
 
2
O
25.11.6Yavapaiite
KFe(SO
 
4
)
 
2
25.11.7Krausite
KFe(SO
 
4
)
 
2
·H
 
2
O
25.11.8Goldichite
KFe(SO
 
4
)
 
2
·4H
 
2
O
25.11.9Jarosite
KFe
3+
 
 
3
[(OH)
 
3
|SO
 
4
]
 
2
25.11.10Voltaite
K
 
2
Fe
2+
5
Fe
3+
3
Al[SO
 
4
]
 
12
 · 18H
 
2
O
25.11.11Ungemachite
K
 
3
Na
 
8
Fe(SO
 
4
)
 
6
(NO
 
3
)
 
2
·6H
 
2
O
25.11.12Metavoltine
Na
 
6
K
 
2
FeFe
 
6
(SO
 
4
)
 
12
O
 
2
·18H
 
2
O
25.11.13Sabieite
NH
 
4
Fe(SO
 
4
)
 
2
25.11.15Clairite
(NH
 
4
)
 
2
Fe
 
3
(SO
 
4
)
 
4
(OH)
 
3
·3H
 
2
O
25.11.16Mohrite
(NH
 
4
)
 
2
Fe(SO
 
4
)
 
2
·6H
 
2
O
25.11.17Lonecreekite
(NH
 
4
)Fe
3+
 
[SO
 
4
]
 
2
 · 12H
 
2
O
25.11.18Godovikovite
NH
 
4
(Al,Fe)(SO
 
4
)
 
2
25.11.19Botryogen
MgFe
3+
 
[OH|(SO
 
4
)
 
2
] · 7H
 
2
O
25.11.21Slavíkite
(H
 
3
O
+
 
)
 
3
Mg
 
6
Fe
 
15
(SO
 
4
)
 
21
(OH)
 
18
·99H
 
2
O
25.11.23Sturmanite
Ca
 
6
(Fe
3+
 
,Al,Mn
3+
 
)
 
2
[(OH)
 
12
|B(OH)
 
4
|(SO
 
4
)
 
2
] · 25H
 
2
O
25.11.24Millosevichite
(Al,Fe)
 
2
(SO
 
4
)
 
3
25.11.25Aluminocopiapite
Al
 
2/3
Fe
3+
4
[OH|(SO
 
4
)
 
3
]
 
2
 · 20H
 
2
O
25.11.26Halotrichite
FeAl
 
2
(SO
 
4
)
 
4
·22H
 
2
O
25.11.27Idrizite
(Mg,Fe)(Al,Fe)
 
2
(SO
 
4
)
 
3
(OH)
 
2
·15H
 
2
O or near
25.11.28Lishizhenite
ZnFe
 
2
(SO
 
4
)
 
4
·14H
 
2
O
25.11.29Zincovoltaite
K
 
2
Zn
 
5
Fe
3+
3
Al[SO
 
4
]
 
12
 · 18H
 
2
O

Other Names for Ammoniojarosite

Other Languages:
German:Ammoniojarosit
Russian:Аммониоярозит
Spanish:Ammoniojarosita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Ammoniojarosite

Reference List:Shannon (1927) American Mineralogist: 12: 424.

Shannon (1929) Proceedings of the U.S. National Museum: 74[13].

Hendricks (1937) American Mineralogist: 22: 773.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 562.

Canadian Mineralogist (1982): 20: 91.

Basciano,L.C. & Peterson, R.C. (2007): The crystal structure of ammoniojarosite, (NH4)Fe3(SO4)2(OH)6 and the crystal chemistry of the ammoniojarosite–hydronium jarosite solid-solution series. Mineralogical Magazine, 71, 427-441

Internet Links for Ammoniojarosite

Search Engines:
  • Look for Ammoniojarosite on Google
  • Look for Ammoniojarosite images on Google
    • External Links:
  • Look for Ammoniojarosite on Webmineral
  • Look for Ammoniojarosite on Athena Mineralogy
  • Look for Ammoniojarosite on Wikipedia
  • Look for Ammoniojarosite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Ammoniojarosite in the Natural History Museum (London) online catalogue
  • Ammoniojarosite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • High-end worldwide specimens & outstanding customer service
  • Buy Fine Minerals from mineralsweb.com
  • Lapis Mineral Magazin
  • Buy fine minerals and gemstones from Pala International
  • Wilensky Fine Minerals
  • Top quality minerals from Kristalle of California
  • Search for - Ammoniojarosite - on e-Rocks Mineral Sales & Auctions
  • Rare and Unusual minerals at Mineralogical Research Company
  • Buy Minerals and Crystals from Crystalarium.com
  • Wendel Minerals - Auktion & Shop
  • SpiriferMinerals.com - high quality specimens
  • Fine Minerals from Dan Weinrich Minerals
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Ammoniojarosite

    Hide Locality List
    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Austria
     
    • Styria
      • Köflach
        • Köflach - Voitsberg lignite deposit
          • Zangtal District
    		R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Skřivaň
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 563.
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
    • North Rhine-Westphalia
      • Aachen
        • Alsdorf
    		Collection Elmar Lackner
      • Sauerland
        • Arnsberg
          • Uentrop
    		Wittern: "Mineralfundorte in Deutschland", 2001
    • Saxony
      • Erzgebirge
    		Lapis 30(7/8):78-80 (2005)
    Slovakia
     
    • Prešov Region
      • Northern Slanské Mts
    		Duda et. all.,1981:Minerály severnej časti Slanských vrchov. Min.Slovca,Monografia 2,Bratislava, 98 p
    USA
     
    • California
      • Lake Co.
        • Clear Lake Oaks
          • Clear Lake
    		Amer. Mineral., 1964, 49, 831
      • Sonoma Co.
    		American Mineralogist (1988): 73: 145-152.; Dunning, G. S. & Cooper, J. F. (1993): History and minerals of The Geysers Sonoma County, California. Mineralogical Record 24 (5): 339-352
    • Oklahoma
      • Okmulgee Co.
    		Rocks & Minerals: 72(4): 252-264.
    • Tennessee
      • Sevier Co.
        • Great Smoky Mts
    		Coskren, T. D. & Lauf, R. J. (2000): The Minerals of Alum Cave Bluff, Great Smoky Mountains, Tennessee. Mineralogical Record, 31, 163-175.
    • Utah
      • Kane Co.
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 563; American Mineralogist (1927): 12: 424-426.
    • Wyoming
      • Sweetwater Co.
    		Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 476.
    Venezuela
     
    • Miranda
    		Urbani, 1997. Bol. Soc. Venezolana de Espeleología, no.30.
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 7th Nov 2009 05:51:11